package file;

import java.io.File;

public class FileDemo {
    public static void main(String[] args) {
        File file=new File("./demo.txt");
        String name=file.getName();
        System.out.println("name:"+name);
        long len=file.length();
        System.out.println("length:"+len);

        boolean ih=file.isHidden();
        boolean cr=file.canRead();
        boolean cw=file.canWrite();
        System.out.println("是否隐藏："+ih);
        System.out.println("是否可读："+cr);
        System.out.println("是否可写："+cw);


    }
}
